Buick Rainier 4.2 V8 279hp chiptuning
2004 (2007) · Petrol
Stage 1: +16 hp & +22 Nm
Buick Rainier 4.2 V8 279hp · 279 hp · 373 Nm
Power+16 hp · +6%
Stock279hp
Stage 1295hp
Torque+22 Nm · +6%
Stock373Nm
Stage 1395Nm
Engine ECU
Read methods
Available options
With an individually developed Stage 1 tuning file, the Buick Rainier 4.2 V8 279hp with 279 hp and 373 Nm gets 295 hp and 395 Nm – an increase of +16 hp (6%) and +22 Nm. The file is created by our tuning engineers for your exact software version and is delivered via our file service portal in 5–15 minutes. Options such as DECAT, DTC Removal, FLAPS, Pop & Bang Crackle map can be combined in the same file.
Values are guide values from our dyno and comparable vehicles. Actual results depend on condition, hardware and fuel quality. Use only where legally permitted.
Technical data
| Fuel | Petrol |
| Displacement | 4157 CC |
| Compression ratio | 10.0 : 1 |
| Bore × stroke | 93.0 X 102.0 mm |
| Engine code | LL8 |
Other engines: Buick Rainier 2004 (2007)
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